Improper access control in Backdrop CMS - #VU105896
Published: March 20, 2025
Vulnerability identifier: #VU105896
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: N/A
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Backdrop CMS
Affected software:
Backdrop CMS
Backdrop CMS
Detailed vulnerability description
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to a bug in the core Actions system. A remote attacker can use bulk actions to modify some values that they would not have permission to modify when editing individual nodes.
Remediation
Install updates from vendor's website.